Stummer, A. (2010). Christmas with the Vienna Boys´ Choir: A joyous live holiday performance by the world famous choir. Cobra Entertainment.
Citazione stile Chigago Style (17a edizione)Stummer, Alfons. Christmas with the Vienna Boys´ Choir: A Joyous Live Holiday Performance by the World Famous Choir. Vienna: Cobra Entertainment, 2010.
Citatione MLA (9a ed.)Stummer, Alfons. Christmas with the Vienna Boys´ Choir: A Joyous Live Holiday Performance by the World Famous Choir. Cobra Entertainment, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.